ul{
  width: 125%;
  min-width: 200%;
  overflow: hidden;
  height: 40px;
  li{
    white-space: nowrap;
    float: left;
    min-width: 50%;
    span{
      padding-left: 20px;
      line-height: 40px;
      font-size: 16px;
      color: #666;
    }
  }
}
.myspan{
  position: absolute;
  left: 10px;
  line-height: 40px;
}